
body{
	z-index: -1;
	background: url(./image/background_code1.jpg);
	margin: 0px;
	padding-left: 5%;
	padding-right: 5%;
	min-width:800px;

}
span{
	box-sizing:border-box;
	width: 20%;
	height: 50px;
	float: left;
	color: white;
	background: rgb(51,51,51);
	border-right: 1px solid #ffffff;
	text-align: center;
	line-height: 50px;
	box-shadow:2px 2px 10px #909090;
	cursor: pointer;
}
span:hover{
	font-size: 20px;
	color: yellow;
}
span:last-child{
	border-right: none;
	border-top-right-radius: 5px;
	border-bottom-right-radius: 5px;
}
span:first-child{
	border-top-left-radius: 5px;
	border-bottom-left-radius: 5px;
}
select{
	width: 257px;
	height: 30px;
  	border: solid 1px #ddd;
  	margin-left: 32px;
  /*很关键：将默认的select选择框样式清除*/
  appearance:none;
  -moz-appearance:none;
  -webkit-appearance:none;

  /*在选择框的最右侧中间
  显示小箭头图片*/
  background: url("./image/arrow.png") no-repeat scroll right center transparent;


  /*为下拉小箭头留出一点位置，避免被文字覆盖*/
  border-radius: 5px;
  box-sizing:content-box;\
}
input{
	border: 1px solid #ddd;
	padding-left:5px;
}
a{
	cursor: pointer;
}
textarea{
	resize: none;
}
#nav{
	height: 50px;
	margin-bottom: 10px;
}
#source{
	background: white;
	width: 100%;
}
#operate{
	position: relative;
}
#game{
	display: block;
	position: absolute;
	width: 100%;
	left: 0%;
}
.animate{
	width: 100%;
	height:530px; 
	background: rgb(235,237,234);
	display: none;
	position:absolute;
	left: -100%;
	border-radius: 10px;
	overflow: hidden;
}
table{
	width: 100%;
	table-layout: fixed;

}
th{
	width: 16%;
	height:30px;
	text-align: center;
	line-height: 20px;
	border: 1px solid rgb(218,218,218);
	margin-right: 0px;
	margin: 0px;
	white-space: nowrap;
    text-overflow: ellipsis;
    overflow-x: hidden;
}
tr:first-child th:first-child,tr:first-child th:last-child{
	border: none;
}
tr:nth-child(odd){
	background-color: #ddd;
}

a{
	color:black;
}

#team th{
	width: 10%;
}
.add{
	border-radius: 40px;
	outline: none;
	color: white;
	display: block;
	background-color: rgb(100,170,198);
	height: 80px;
	width: 80px;
	margin: auto;

}
.all_page{
	margin:auto;
	color: #333;
	text-align: center;
}

.next_page{
	margin-left: 3%;
}
.surr_page{
	margin-left: 3%;
	width: 50px;
}
#add_challenge_div{
	position: absolute;
	top: -1000px;
	width: 90%;
	height: 630px;
	background:rgba(0,0,0,0.7);
	z-index: 0;
	display: none;
}
.add_information{
	position: absolute;
	left:50%;
	margin-left:-357px;
	top: 50%;
	margin-top: -200px;
	height: 500px;
	width: 700px;
	background:white;
	opacity: 1;
}
.input_css{
	border-radius: 5px;
	outline: none;
	height: 20px;
	width: 250px;
	margin-left: 30px;
}
.out_input textarea{
	height: 50px;
}
.out_input{
	margin-left: 10%;
	margin-top: 5%;
	text-align: center;
}
#challenge_submit{
	height: 80px;
	width: 80px;
	border-radius:40px;
	display: block;
	margin: auto;
	background: rgb(100,170,198);
	outline: none;
	color: white;
}
.close_down{
	position: absolute;
	background: rgb(224,224,224);
	height: 30px;
	width: 30px;
	right: -10px;
	top: -10px;
	border-radius: 30px;
	text-align: center;
	line-height: 30px;
	color: rgb(54,134,217);
}
.close_down:hover{
	cursor: pointer;
}
#add_team_div{
	position: absolute;
	top: -1000px;
	width: 90%;
	height: 640px;
	background:rgba(0,0,0,0.7);
	z-index: 0;
	display: none;
}
#team_submit{
	height: 80px;
	width: 80px;
	border-radius:40px;
	display: block;
	margin: auto;
	background: rgb(100,170,198);
	outline: none;
	color: white;
	margin-top: 20px;
}
#add_member_div{
	position: absolute;
	top: -1000px;
	width: 90%;
	height: 640px;
	background:rgba(0,0,0,0.7);
	z-index: 0;
	display: none;
}
#member_submit{
	height: 80px;
	width: 80px;
	border-radius:40px;
	display: block;
	margin: auto;
	background: rgb(100,170,198);
	outline: none;
	margin-top: 20px;
	color: white;
}
#verify{
	display: none;
}
#add_choice_div{
	position: absolute;
	top: -1000px;
	width: 90%;
	height: 700px;
	background:rgba(0,0,0,0.7);
	z-index: 0;
	display: none;
}
#add_choice_div >.add_information{
	height: 570px;
}
#add_team_div >.add_information{
	height: 570px;
}
#choice_submit{
	height: 80px;
	width: 80px;
	display: block;
	border-radius:40px;
	margin:auto; 
	background: rgb(100,170,198);
	outline: none;
	color: white;
}
.member_insert{
	display: none;
}
.member_inserts{
	border-radius: 5px;
	outline: none;
	height: 20px;
	width: 250px;
	margin-left: 30px;
}
